﻿<%@ page language="java" contentType="text/html; charset=gb2312"
    pageEncoding="utf-8"%>


<head>
      <style type="text/css">
 
         .home{
               width:250px;
               height:200px;
               margin:200px;
         }
      </style>
<head>
<center>
<body >
      <div class ="home">
          <center>
         <body >
         <table>

          <tr>
            <th></th>
            <th></th>
            <th>
            <form action="first.jsp" method="post">
            <br><input type="submit" name="a" value="进入系统" style="font-size:30;background-color:pink;width:140px;height:60px">
            </form>
            </th>
          </tr>

          </table>
          
        </body>
        </center>
     
     </div>
</body>
</center>